Keystones — Bedrock
Five GCSE retrieval questions · 3 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 19
Answer: 21 + 19 = 40 -
2. Algebra Substitution
If x = 9, find the value of 5x + 7
Answer: 52 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 5, 2, 11
Answer: 6